That is not a coincidence. Installing SP2 limits your TCP connection attempts to 10 whereas there wasn't any limit in SP1. MS supposedly did this as a security measure.
Running EvID4226Patch212 has increased the connection attempts to 50. If 50 is not enough then run EvID4226Patch212 using the /L=limit switch. Replace "limit" with any value from 10 to 16777214.
I you wanted to make the number of connection attempts unlimited just like SP1 then run the utility like this:
For a listing of program switches and their usage run it like this: